Teaching students of threshold level is hard but the effort is very______ to all of us.
A. significant
B. rewarding
C. repayable
D. hardy
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Which of the following is NOT shown in President Bush's address during his trip to Europe
A. He would not advise to take any military action in the future.
B. He stressed that Iran should make a choice in the negotiations.
C. He proposed U.S. and Europe had a common ground on Iran's issue.
D. He thought all the policy choices about Iran were quite perfect.
Changing from solid to liquid, water takes in heat from all substances near it, and this______ produces artificial cold surrounding it.
A. absorption
B. transmission
C. consumption
D. intercourse
丹痧出疹与发热的关系是
A. 发热3～4天出疹，出疹时发热更高
B. 发热半天出疹
C. 发热3～4天出疹，热退疹出
D. 发热数小时至1天出疹
E. 发热1～2天出疹
术后出现腹胀的原因及处理中，不正确的是
A. 麻醉后胃肠功能抑制，咽下空气及肠内容物无法向远端排泄
B. 腹胀轻者无需特殊处理
C. 腹胀重者可影响呼吸
D. 局部热敷
E. 一般术后8～12小时可恢复
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